Walchem WebMaster Bedienerhandbuch

Web Master®ONE Water Treatment Controller Instruction Manual Five Boynton Road Hopping Brook Park Holliston, MA 01746 USA

6 Sensor Input Menu – if Chlorine or Chlorine Dioxide Calibration Reminder 0-365 days Alarm Limits 0 to 10 mg/l Alarm Dead Band 0 to 10 mg/l D

96 Blowdown Time Type in the desired maximum time to blowdown if the conductivity is above the set point. Too long a time will waste water and drop t

97 Type of Event Status to generate a ‘1’ in the log Status to generate a ‘0’ in the log Relay output Relay activated Relay not activated Interlock

98 Accumulated Volume This displays the volume of flow that has accumulated so far towards triggering the next feed event. This is not the total flow

99 Output Mode Click on the radio buttons to manually control the relay. The normal selection will be Auto, where the controller uses the various set

100 Assign Relay to Feed With Click on the arrow of the pull down menu and select the relay that will be used to control this relay. Status This di

101 Hand Time Limit Type in the text box the maximum number of minutes that the relay can be activated in the Hand mode. Any value between 1 and 1440

102 Status This displays the current status of the relay output, either “Off” or “On”, and if on, the amount of time it has been on. Possible status

103 Hand Time Limit Type in the text box the maximum number of minutes that the relay can be activated in the Hand mode. Any value between 1 and 1440

104 Status This displays the current status of the relay output, either “Off” or “On”, and if on, the amount of time it has been on. Possible status

105 Hand Time Limit Type in the text box the maximum number of minutes that the relay can be activated in the Hand mode. Any value between 1 and 1440

7 Relay Output Menu – Time Proportional Set Point Full scale range of the input parameter Sample Period 1 to 1440 minutes Proportional Band Full s

106 Time Period Type in the desired time period, between 1 and 1440 minutes. The relay will activate at the beginning of the time period, for the per

107 Event Log Click on the link to view the event log. The event log contains the date and time of each relay activation and deactivation, as well a

108 Week 1-4 Schedule (only appears if the Relay Control Mode is selected as Weekly, Bi-Weekly, or Monthly) Day of Week: Click on the check box next

109 Assign Prebleed Conductivity Input (only appears if Prebleed is Conductivity Based) Click on the arrow of the pull down menu to select the sensor

110 The Off mode is handy to prevent the relay from activating while you are changing set points. The Hand mode is handy to be able to test the pump

111 Status This displays the current status of the relay output, either “Off” or “On”, and if on, the amount of time it has been on. Possible status

112 Output Time Limit Type in the text box the maximum amount of time that the relay can be continuously activated before the controller deactivates

113 6.31 Relay (1 – 8) Output Menus – Dispersant Types This page is used to activate the relay either before or after a Biocide Timer relay activat

114 It will take some experience to find out what the normal output on-time will be. If the relay cycles open and closed under worst case conditions

115 6.32 Relay (1 - 8) Output Menus - Bleed Volume based on Makeup Volume This page is used to activate the relay until a programmed volume of wate

8 Relay Output Menu – Spike Set Point Full scale range of the parameter Dead Band Full scale range of the parameter Relay On-Time 1 sec to 1440 mi

116 Mutual Interlocks Click the check boxes to select or de-select the relays and analog output control outputs that you want to be prevented from tu

117 Type of Event Status to generate a ‘1’ in the log Status to generate a ‘0’ in the log Relay output Relay activated Relay not activated Interlock

118 Power-up Alarm Delay Time In order to avoid being notified of an alarm condition that is only present because the system is just powering up, you

119 If you select Off, the alarm relay will not be triggered again until either Hand or Auto is selected! If you select Hand, the relay will be clos

120 Status This displays the current status of the relay output, either “Off” or “On”, and if on, the amount of time it has been on. Possible statu

121 It will take some experience to find out what the normal output on-time will be. If the relay cycles open and closed under worst case conditions

122 6.35 Relay (1 - 8) Output Menus – Target PPM Feed Type This page is used to set the flow volume to trigger feed, PPM set point, etc. Which unit

123 Status This displays the current status of the Relay Output, either “Off” or “On”, and if on, the time it has been on and any alarm conditions.

124 It will take some experience to find out what the normal output on-time will be. If the relay cycles open and closed under worst case conditions

125 6.36 Relay (1 - 8) Output Menus – Target PPM Feed with Feed Verification Type This page is used to set the flow volume to trigger feed, PPM set

9 Relay Output Menu – Target PPM Feed with Feed Verification Makeup Conductivity Full scale range of the parameter Unit Volume to Trigger Output 1

126 Status This displays the current status of the Relay Output, either “Off” or “On”, and if on, the time it has been on and any alarm conditions.

127 Output Mode Click on the radio buttons to manually control the relay. The normal selection will be Auto, where the controller uses the various s

128 Input Status This column shows the status of the sensor that has been mapped to the 4-20 mA output. Possible messages include Normal, Unmapped, a

129 Input Assignment Click on the arrow of the pull down menu and select the analog or sensor input that will be used to modulate the analog output.

130 During Input Calibration Click on the radio button to select how you want the analog output to react during calibration of the input: Remain Acti

131 The Off mode is handy to prevent the output from responding while you are changing set points. The Hand mode is handy to be able to test the pump

132 Alarm Delay Time In order to avoid being notified of an alarm condition that quickly corrects itself, you set a delay time for the alarm action.

133 System Conductivity The system conductivity reading from the selected conductivity sensor is displayed here. Makeup Conductivity The conductivit

134 Last Config Date & Time This line displays the last time that a Configuration Packet was attempted to be sent. It will show “OK” if it was su

135 6.43 Datalog Auto Report The other type of automatic report is a data log report. This report will email a data log file of any parameters sele

10 3.0 UNPACKING & INSTALLATION 3.1 Unpacking the Unit Inspect the contents of the carton. Please notify the carrier immediately if there are

136 Logging Interval Type in the text box the time required between data points. If this is set to a particular value, and changes to the logging pa

137 6.44 Manual Datalog You may either download data files automatically, or manually. To have the data automatically sent to you via email, set up

138 If datalogging of some parameters needs to be suspended during an Interlock condition, or when a generic digital input is in a certain state, or

139 Scenario 1: Scenario 2: Scenario 3:

140 Log files that are actively filling will be erased (after a warning pop-up) if the user changes critical parameters such as: • The parameter be

141 Primary ISP Phone No. Type in the text box the access phone number for the controller’s Internet Service Provider. APN (only appears with GPRS

142 Cell Phone Text Message Addresses The email message above is in html format and will not be displayed correctly on a cell phone. The cell phone t

143 Connection Status This menu is informational only, and tells you what is happening with the Internet connection. Possible status messages vary wi

144 Last Known Signal Strength This field will display the actual modem response string from the wireless modem. An rssi signal of 12-36 is good, the

145 6.47 Advanced Comms Internet Dialup (only appears if PSTN modem is installed) Wait for dial tone before dialing Click to place a check in the bo

11 Boilers: The conductivity probe should be placed as close to the controller as possible, to a maximum distance of 250 ft. The cable MUST be shiel

146 Gateway Port (only for VNet Activations) Type the desired VNet port in the text box. This will normally not change from the default port of 1194.

147 Import UCF Once the file name is displayed in the Browse text box, click the Import UCF button to transfer the file to the WebMasterONE. 6.49

148 Note: Control is suspended during a software upgrade. If the controller being updated is a slave on a network of WebMasterONEs, both the master c

149 7.0 MAINTENANCE The WebMasterONE controller requires very little routine maintenance. The electronic enclosure only needs to be wiped down wit

150 Figure 10 Flow Switch Assembly CAP(P/N 102586)SWITCH HOUSING ASSEMBLY(P/N 190998)RET

151 7.2 Conductivity Sensor Cleaning and Calibration Contacting Conductivity The frequency of cleaning for the contacting conductivity electrode var

152 For loose coatings, wipe with a cloth. Use a bottle brush to clean out the internal channels. For removal of scale, dip in a dilute hydrochloric

153 7.5 Disinfection Sensor Cleaning and Calibration The frequency of cleaning for the disinfection sensors varies with each installation. The be

154 8.0 TROUBLESHOOTING 8.1 ERROR MESSAGES Conductivity Calibration Failure This error message occurs after calibration of the conductivity senso

155 pH Calibration Failure This error message occurs after attempting an electrode calibration. The normal slope of a pH electrode is 59 mV/pH unit.

12 3. Determine the Required Blowdown Rate in Pounds Per Hour Blowdown Rate = Steam Production / (Concentration Ratio –1) Example: 3450/(10-1) = 383.

156 Disinfection Sensor Calibration Failure This error message occurs after calibrating the chlorine or chlorine dioxide electrode. The controller wi

157 Output Time Out This error message indicates that the relay output has been activated for an amount of time that exceeds the user-programmed maxi

158 Conductivity High Alarm This error message indicates the conductivity reading exceeds the user-programmed maximum allowable value. Possible Caus

159 pH High Alarm This error message indicates the pH reading exceeds the user-programmed maximum allowable value. Possible Causes Correct

160 pH Low Alarm This error message indicates the pH reading is below the user-programmed minimum allowable value. Possible Causes Correct

161 ORP High Alarm This error message indicates the ORP reading exceeds the user-programmed maximum allowable value. Possible Causes Corre

162 ORP Low Alarm This error message indicates the ORP reading is below the user-programmed maximum allowable value. Possible Causes Corre

163 Drum Level Low Alarm (one for each used) This error message appears if either a level switch or level transmitter is putting out a signal that in

164 Pump Failure (one for each monitored) This error message appears if contact closures from the Feed Verification flow monitor are expected but are

165 4-20 mA Input Low Alarm This error message is caused by the 4-20 mA signal being lower than the user-programmed value for the low alarm limit. P

13 Sensor Installation All sensors for the WebMasterONE series are provided with signal conditioning electronics, and conductivity senso

166 pH Sensor Error This error message is caused by the signal from the pH electrode being outside of the normal range (pH less than –2 or greater th

167 Temperature Sensor Error This error message is caused by the temperature signal being outside the normal range (around 1500-33,000 ohms for cont

168 Rate High Alarm The rate for a flow meter input or counter input has exceeded its programmed maximum limit. Possible Causes Corrective

169 Sensor Board Failure This error message is caused by a failure of the controller to recognize that the option circuit board is connected. The

170 Ethernet Card Failure This error message is caused by a failure of the controller to recognize that the option circuit board is connected. Possib

171 Temperature Low Alarm This error message is caused by the temperature signal from a sensor being below the user-programmed value for the low alar

172 Temperature calibration, high/low alarm menus missing from Sensor Input page The controller not detecting the temperature sensor at power up caus

173 Link to Analog Inputs page does not appear The controller not detecting an analog input board at power up causes this problem. Possible Causes

174 Pages load slowly The time required for pages to load depend upon the amount of information contained in the page, the processing speed of your c

175 Model Code 1 WMT8 SINGLE COOLING TOWER A System Cond 0 = No sensor 1 = Graphite electrode, 150 psi 2 = Electrodeless, 150 psi

14 3.4 Icon Definitions Symbol Publication Description IEC 417, No.5019 Protective Conductor Terminal IEC 417, No. 5007 On (Supply) IEC 417,

176 FIVE BOYNTON ROAD HOPPING BROOK PARK HOLLISTON, MA 01746 USA TEL: 508-429-1110 FAX: 508-429-

15 Figure 1a: Typical Installation, Cooling Tower

Notice © 2014 WALCHEM, Iwaki America Inc. (hereinafter “Walchem”) Five Boynton Road, Holliston, MA 01746 USA (508) 429-1110 All Rights Reserved Print

16 Figure 1b Typical Installation, Boiler Intermittent Sampling

17 Figure 1c: Typical Installation, Boiler Continuous Sampling

18 3.5 Electrical Installation The WebMasterONE series controllers require the following voltages: 100 –120/200-240 VAC± 10%, 50/60 Hz, 12 amperes

19 Figure 2: Conduit/Wiring Configuration Bottom ViewHardwired Options Prewired OptionR4AC PowerR7(Recommended)Se

20 B1RELAY8NC COMRELAY7NC NORELAY6NC NORELAY5NC NORELAY4NC NORELAY3NC NORELAY2NC NORELAY1NC NOPower SupplyDisplayCoreInterfaceBoardCoreEthernetR

21 VoltageCode R1 R2 R3 R4 R5 R6 R7 R8 0 or 4 DRY DRY DRY DRY DRY DRY DRY DRY 1 or 6 POWERED POWERED POWERED POWERED POWERED POWERED POWERED DRY 2 o

22 Figure 5: Wiring Diagram for Sensor Inputs and Digital Inputs A-F T-T+ IN-IN++5-5Low PressurepH/ORP ORCONDUCTIVITYSENSORSHIELDTO GND STUDBLU/WH

23 (See 4-20mA Wiring Guide on the following pages) *Use shielded cable, grounded only at controller end, for ALL connections. Figure 6: Wiring D

24 Input 1 -Input 1 +Input 2 -Input 2 +Input 3 -Input 3 +Input 4 -Input 4 +- SIGNAL+ 24Notes:The (-) signal wire is the actual 4-20mA signal and

25 A. Two-Wire Loop-Powered Transmitter-SIGNAL+24- PLC +Notes:The (-) signal is the actual 4-20mA signal and is also the GND return wire to c

TABLE OF CONTENTS 1.0 INTRODUCTION ...

26 Figure 7: Wiring Diagram for Optional Digital Communications

27 4.0 FUNCTION OVERVIEW 4.1 Front Panel Figure 8: Front Panel 4.2 Display Turn the power switch on. Be patient, the start up sequence

28 4.3 Keypad The keypad consists of 4 directional arrow keys (up, down, left and right), 4 menu/function keys (previous, next, exit and enter),

29 Currently the WebMasterONE has only limited functionality for the local display and keypad. ALL of the programming must be accomplished using a c

30 4.6 Communicating with the WebMasterONE 4.6.1 Connection via the USB Port A USB connection to the WebMasterONE can be made via a tempo

31 4.6.2 Remote Modem Access: Shoulder Tap Equipment Required  An Internet-ready computer.  An active analog phone line, direct to the

32 4.6.3 Ethernet Connection to LAN Equipment Required  An Internet-ready computer.  A connection between the PC and the local area net

33 4.6.4 Direct Modem Access: Direct Tap Equipment Required  An Internet-ready computer.  An active analog phone line, direct to the

34 4.6.5 Direct Ethernet (for a WebMasterONE not connected to a LAN) Equipment Required  An Internet-ready computer.  An Ethernet ca

35 4.6.6 Networking WebMasterONE Controllers via Ethernet Equipment Required  An Internet-ready computer.  An Ethernet cable connecti

6.14 ... FEED VERIFICATION INPUT MENU ...

36 4.7 Startup Once the controller has been set up for your application, start up is a simple process. Check your supply of chemicals, turn on the c

37 5.2 Indices The Indices menu displays the calculated values of the Ryznar’s Stability Index (RSI), Langliers Saturation Index (LSI), Use the Nex

38 Conductivity Calibration – Standard Contacting Electrode “1 pt Process Cal – Calibrate” will be displayed. Press the Enter key to start the calibr

39 Temperature Calibration The current temperature reading will be displayed. Measure the actual temperature of the system water and use the Arrow ke

40 At the end of the calibration, the display will tell you if the calibration was successful or if the calibration failed. If successful, press the

41 Step 4 will display the mV output of the electrode in the first buffer. When this reading is stable, press the Enter key to continue. Step 5 will

42 Chlorine or Chlorine Dioxide Calibration 1 pt Process Cal Ensure that the sensor is conditioned and equilibrated to the temperature of the sample.

43 Calibrate 1 Pt (if not in Fluorometer Mode) The 1-Point Calibration allows you to adjust the current reading of the process value to match what th

44 Reset Cal Reset Cal is used to reset the 4 mA and 20 mA calibration coefficients to the factory defaults. Press the Enter key and the factory cali

45 Relay 1- 8 Set Points The set points available for each relay will vary depending upon the control mode selected. A computer connection is require

1 1.0 INTRODUCTION The WebMasterONE series controller is multi-functional, but not all of the features mentioned are necessarily present in the con

46 Prop Band (if control mode is intermittent sampling, proportional blowdown) Use the arrow keys to adjust the distance from the set point where the

47 Output On Time Setup (if control mode is biocide timer or spike set point based feed) This menu is used to change the amount of time that the outp

48 5.8 Communication This menu is used to enter the information required to communicate with the WebMasterONE using the modem option via the Intern

49 Dial ISP (only if modem is installed) This menu is used to manually dial the WebMasterONE’s ISP. Press the Enter key when the cursor is on this to

50 5.9 Access Codes There are three levels of access code protection. If the Master password is used in the WebMasterONE, then any set point can be

51 5.12 Feature Activations This menu is used to activate all of the various communications software features in the field. If you have purchased th

52 6.1 Menu Selection Links Along the left side of your PC monitor will be links to the various menu pages. The exact configuration of your WebMaste

53 Controller Date Format Click on the radio button that corresponds to the desired date format. The choices are Month/Day/Year, Day/Month/Year or Ye

54 4-20 mA Inputs 1 - 8 This section will only appear if there is an analog input card installed in the controller. Use the pull-downs to select th

55 Flow based Feed should be selected if the relay will be triggered to activate for a programmable amount of time after a given volume of water has

2 2.2 Electrical Inputs Input power 100 – 120/220-240 VAC ±10%, 12A, 50/60 Hz Fuse 1.6A, 5 x 20mm Input signals State-Type Digital Inputs El

56 Alarm should be selected if the relay is to be activated based on an alarm condition. Activate on a DI should be selected if the relay is to be

57 The relay input assignment choices will be any digital or optional analog inputs that are defined as a flow meter input. If the relay control mod

58 6.4 Sensor Menu - Conductivity Input Select the option or type in the values that you want for each of the sections on the page. When you click

59 Deviation from Primary Sensor This menu only appears if the Redundant Sensor Setting is Backup. Type the maximum allowable difference between th

60 Uncalibrated Conductivity This section is for information only, and shows the conductivity reading without any calibration. This is helpful in tr

61 Temperature Units Click on the radio button to select units of measure of either Fahrenheit or Celsius. Uncalibrated Temperature Displays the tem

62 Primary Sensor Assignment This menu only appears if the Redundant Sensor Setting is Backup. Use the pulldown arrow to select the sensor to use a

63 You then be prompted to “Please Rinse the Electrode”. Do so, and then click “Continue”. You will now be prompted to type in the value of the buf

64 Calculated Offset This displays the mV output of the pH electrode in pH 7 as of the last calibration. A perfect electrode will generate 0 mV at p

65 Click the Submit button. The new value will be displayed. Click the Close button to close the calibrate window. This menu will not appear if no te

3 2.3 Mechanical Enclosure Material: Polycarbonate NEMA Rating: NEMA 4X Dimensions: 10” x 12” x 5-5/8” (25.4cm x 30.5cm x 14.

66 the sensor error alarm will activate. If both sensors are invalid, control stops and the sensor error alarms activate. To select this sensor as t

67 You will now be prompted to type in the value of the standard solution being used. Do so, and then click “Continue”. You will now see the mV out

68 Calculated Offset This displays the mV output of the ORP electrode at 0 mV as of the last calibration. The offset information is helpful for troub

69 the sensor error alarm will activate. If both sensors are invalid, control stops and the sensor error alarms activate. To select this sensor as t

70 At the end of the calibration, the display will tell you if the calibration was successful or if the calibration failed. If successful, press the

71 Low Alarm Limit Type in the text box the sensor process value below which you want a low alarm to occur. Low-Low Alarm Limit Type in the text box

72 Low Alarm In the text box, type the minimum temperature that you would reasonably expect to see for the sample. This is helpful to detect a fault

73 Low Alarm Limit Type in the text box the process value below which you want a low alarm to occur. Low-Low Alarm Limit Type in the text box the pr

74 6.9 Flow Meter (4-20 mA) Input Menu (Only appears if a 4-20 mA input option card is installed, and a Flow Meter pull-down is selected in the 4-2

75 Dead Band The dead band prevents the flow total from accumulating when the flowmeter transmitter output is just slightly above 4 mA. For example,

4 Chlorine, Chlorine Dioxide sensors Pressure: 0 to 1 atm (0 to 14.7 psi) Temperature Chlorine Dioxide sensors: 41 to 122°F (5 to 50°C) Chl

76 Present Value This displays the current reading of the device, using the mA signal from the device, the span of the 4-20 mA signal defined in “4 m

77 Fluorometer Mode The Fluorometer Mode should be selected if a Turner Fluorometer is being used. This will change the 1-Point Calibration to make

78 Not Used should be selected if nothing is connected to that input. Level should be selected if a continuous level transmitter is attached to that

79 Current mA Displays a live reading of the mA output of the transmitter. Product Level Displays the live calculated process value, using the exist

80 Status Possible status messages are; Normal (everything is OK) or Circuit Board Failure (Digital Inputs 1-6 only). See section 8.1 for a complete

81 To select this sensor as the backup sensor, click the Backup radio button, then click on the Submit button at the bottom of the page. The page wil

82 Feed Verification Status This column lets you know if the Feed Verification device is sensing flow from the pump or not. Vol. per Stroke Type in

83 6.16 Generic (Digital) Inputs Menu Digital Inputs This column shows all digital inputs that have been defined as generic input types. Custom N

84 Rate Units Select the units of measure that you want to use using the pull-down. The choices are pulses per second, minute, hour, day, week, month

85 Relay Input Assignment Click on the arrow of the pull down menu and select the input that will be used to control the relay. See Section 6.2 for d

5 2.4 Variables and their Limits All menus shown may not be available. The menus that appear on your controller will vary with options installed and

86 Mutual Interlocks Click the check boxes to select or de-select the relays and analog output control outputs that you want to be prevented from tu

87 Type of Event Status to generate a ‘1’ in the log Status to generate a ‘0’ in the log Relay output Relay activated Relay not activated Interlock

88 Reset Timeout There is a button called “Reset Timeout” which is used to reset the output if it has been activated for longer than the time limit

89 Hand Time Limit Type in the text box the maximum number of minutes that the relay can be activated in the Hand Mode. Any value between 1 and 1440

90 Relay Control Mode Click on the arrow of the pull down menu and select the way that you want to control the relay. See Section 6.2 for details on

91 Mutual Interlocks Click the check boxes to select or de-select the relays and analog output control outputs that you want to be prevented from tur

92 Type of Event Status to generate a ‘1’ in the log Status to generate a ‘0’ in the log Relay output Relay activated Relay not activated Interlock

93 Status This displays the current status of the relay output, either “Off” or “On”, and if on, the amount of time it has been on. Possible status

94 If you select Off, the relay will not activate again until either Hand or Auto is selected (or if power is cycled)! If you select Hand, the relay

95 If the conductivity is still too high, the blowdown time is recalculated and the valve is opened for that time. This continues until the conductiv